Mercurial > hg > ltpda

annotate m-toolbox/m/gui/@jcontrol/jcontrol.m @ 28:01b86b780ba7 database-connection-manager

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Remove LTPDARepositoryManager implementation. Java code
author Daniele Nicolodi <nicolodi@science.unitn.it>
date Mon, 05 Dec 2011 16:20:06 +0100
parents f0afece42f48
children
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Daniele Nicolodi <nicolodi@science.unitn.it>
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1 function obj=jcontrol(Parent, Style, varargin)
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2 % JCONTROL constructor for JCONTROL class
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3 %
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4 % JCONTROL provides an easy way to integrate a full range of java GUIs
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5 % from the java.awt and javax.swing libraries into MATLAB.
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6 %
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7 % Example:
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8 % obj=JCONTROL(Parent, Style);
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9 % obj=JCONTROL(Parent, Style, PropertyName1, PropertyValue1,...
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10 % PropertyName2, ProeprtyValue2....);
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11 % Inputs:
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12 % Parent: the handle of a Matlab figure or other container for the resulting
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13 % component
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14 % Style: string describing a java component e.g. 'javax.swing.JPanel',
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15 % 'javax.swing.JButton' or a variable containing a java object
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16 % PropertName/PropertyValue pairs: these are automatically assigned to the
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17 % HG container or the java component as appropriate.
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18 %
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19 % Pre-create the java object if you need to pass arguments to the
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20 % constructor e.g.
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21 % javaobj=javax.swing...(...............);
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22 % obj=jcontrol(Parent, javaobj)
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23 %
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24 % By default, JCONTROLs are returned with Units set to 'normalized'.
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25 %
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26 % USE:
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27 % Build a GUI with repeated calls to JCONTROL in much the same way as with
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28 % MATLAB's uicontrol function e.g.:
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29 % h=jcontrol(gcf,'javax.swing.JPanel',...
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30 % 'Position',[100 100 200 150],...
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31 % 'Units','normalized')
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32 % h(2)=jcontrol(h(1),'javax.swing.JComboBox',...
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33 % 'Position',[0.1 0.8 0.8 0.1]);
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34 % h(2).addItem('Item1');
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35 % h(2).addItem('Item2');
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36 % h(3)=jcontrol(h(1),'javax.swing.JCheckBox',...
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37 % 'Position',[0.1 0.1 0.1 0.1],...
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38 % 'Label','My check box');
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39 % See the jcontrolDemo() for a fuller example.
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40 %
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41 % A JCONTROL aggregates the MATLAB handle graphics container and the Java
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42 % component (as returned by MATLAB's JAVACOMPONENT function) into a single
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43 % object.
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44 % Access to the JCONTROL's properties is provided by GET/SET calls.
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45 % These automatically determine whether the target property is in
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46 % the HG container or java object.
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47 % myobject=jcontrol(gcf,'javax.swing.JPanel',...
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48 % 'Units', 'normalized',...
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49 % 'Name', 'MyPanel');
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50 % set(myobject, 'Position', [0.4 0.4 0.4 0.2],...
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51 % 'Enabled', 0);
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52 % pos=get(myobject,'Units');
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53 % Note that you can mix HG container properties (e.g. Units, Position) and
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54 % java component properties (e.g. Name, Enabled) in single calls to
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55 % JCONTROL and SET.
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56 % Use the HG container to control the Units, Position, and Visible
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57 % properties
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58 %
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59 % MATLAB dot notation may also be used. This notation also provides access
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60 % to the java object's methods
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61 % pos=myobject.Position;
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62 % sz=myObject.getSize;
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63 % myobject.setEnabled(1);
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64 % myobject.setToolTipText('My tip');
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65 % myobject.setOpaque(1);
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66 %
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67 %--------------------------------------------------------------------------
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68 % UNITS, POSITION and VISIBLE properties
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69 % Set these by accessing the JCONTROL or its container (not the hgcontrol).
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70 % MATLAB links these properties between the container and the java control,
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71 % but unidirectionally.
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72 % Note that JCONTROL methods always act on/return the Visible property of
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73 % the container ('on' or 'off') which will also update the java control.
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74 % Do not use the setVisible() methods.
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75 %--------------------------------------------------------------------------
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76 %
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77 % Overloaded class methods are case-insensitive for properties but
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78 % case-sensitive for java methods
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79 %
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80 % CALLBACKS
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81 % Setting up callbacks
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82 % The simplest way to set up a callback is through the SET method
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83 % myPanel=jcontrol(gcf,'javax.swing.JPanel',...
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84 % 'Units','normalized',...
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85 % 'Position',[0.3 0.3 0.5 0.5]);
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86 % set(myPanel, 'MouseClickedCallback', 'MyCallback')
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87 % or
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88 % set(myPanel, 'MouseClickedCallback', @MyCallback);
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89 % or
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90 % set(myPanel ,'MouseClickedCallback', {@MyCallback A B C...});
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91 %
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92 % The callback then takes the usual MATLAB form, e.g.
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93 % function MyCallback(hObject, EventData)
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94 % function MyCallback(hObject, EventData, varargin)
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95 %
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96 % Accessing JCONTROL objects in callbacks:
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97 % The handle received by a callback will be that of the java control
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98 % object contained in the JCONTROL, not the JCONTROL itself. In addition,
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99 % GCO will return empty and GCBO will not return the parent figure handle.
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100 % However, the JCONTROL constructor adds the HG container handle to the
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101 % java component's properties. This can be used to access the container and
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102 % its parent figure from within the callback e.g.
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103 % get(hObject.hghandle);% gets the HG container
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104 % ancestor(hObject.hghandle,'figure')% gets the parent figure handle
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105 % To cross-reference from the container, JCONTROL places a reference to
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106 % the java control in the container's UserData area e.g.
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107 % hgc=findobj('Tag','MyCustomTag')
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108 % javacontrol=get(hgc, 'UserData');
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109 %
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110 % Accessing data in callbacks
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111 % Data can be passed to a callback, as above, with optional input
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112 % arguments. In addition, data that is specific to the control can be stored
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113 % in the application data area of the control e.g. to return values
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114 % dependent on the selection of a popup menu
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115 % data=getappdata(hObject,'data');
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116 % returnvalues=data(hObject.getSelectedItem+1);
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117 % Note: +1 because the item numbering is zero based for the java object.
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118 % The HG container has a separate application data area.
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119 %
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120 % R2006a or higher only:
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121 % GETAPPDATA, SETAPPDATA ISAPPDATA and RMAPPDATA methods have been
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122 % overloaded for JCONTROL objects. These place/return data from the
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123 % application data area of the java control. Take care if removing the whole
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Daniele Nicolodi <nicolodi@science.unitn.it>
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124 % application data area - TMW may place data in there too. The HG container
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125 % has a separate application data area.
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126 %
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127 % Notes:
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128 % If a property name occurs in both the HG container and the java object,
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129 % the JCONTROL methods can not unambiguously identify the source/target
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130 % and it must be defined explicitly by the user e.g.
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131 % get(myobject.hgcontainer,'Opaque');
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132 % set(myobject.hgcontrol, 'Opaque',0);
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133 % The JCONTROL methods test for ambiguity and issue an error message when
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134 % it arises. Note that the test uses MATLAB's isprop and is case
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135 % insensitive.
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136 % It may also detect properties not listed by the MATLAB builtin GET
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Daniele Nicolodi <nicolodi@science.unitn.it>
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137 % function for the hgcontrol such as Visible. The JCONTROL methods always
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138 % act on the Visible property of the hgcontainer, letting MATLAB update the
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Daniele Nicolodi <nicolodi@science.unitn.it>
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139 % object automatically (see above).
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140 %
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141 % The DeleteFcn property of the hgcontainer is set by the JAVACOMPONENT
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142 % function. If this property is changed, the new callback must explicitly
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143 % delete the hgcontrol.
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144 %
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145 % See also:
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146 % jcontrol/get, jcontrol/set, jcontrol/subsasgn, jcontrol/subsref
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147 % jcontrol/setappdata, jcontrol/getappdata, jcontrol/isappdata
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148 % jcontrol/rmappdata, jcontrol/delete
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149 % javacomponent, gco, gcbo
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150 %
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151 %--------------------------------------------------------------------------
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152 % Acknowledgements: The JCONTROL class was partly inspired by Yair Altman's
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153 % <a href="http://www.mathworks.com/matlabcentral/fileexchange/loadFile.do?objectId=14583&objectType=file">uicomponent</a> function.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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154 % The functions take different routes to achieve similar ends. JCONTROL is rather
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Daniele Nicolodi <nicolodi@science.unitn.it>
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155 % faster - which is significant when building complex GUIs, but UICOMPONENT
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Daniele Nicolodi <nicolodi@science.unitn.it>
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156 % accepts the same calling conventions as MATLAB's UICONTROL while JCONTROL
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Daniele Nicolodi <nicolodi@science.unitn.it>
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157 % does not.
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Daniele Nicolodi <nicolodi@science.unitn.it>
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158 %--------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
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159 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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160 % -------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
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161 % Author: Malcolm Lidierth 07/07
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Daniele Nicolodi <nicolodi@science.unitn.it>
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162 % Copyright © The Author & King's College London 2007-
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Daniele Nicolodi <nicolodi@science.unitn.it>
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163 % -------------------------------------------------------------------------
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Daniele Nicolodi <nicolodi@science.unitn.it>
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164 %
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Daniele Nicolodi <nicolodi@science.unitn.it>
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165 % Revisions:
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Daniele Nicolodi <nicolodi@science.unitn.it>
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166 % 12.09.07 Allow pre-contructed java objects on input
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Daniele Nicolodi <nicolodi@science.unitn.it>
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167
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Daniele Nicolodi <nicolodi@science.unitn.it>
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168 if nargin==0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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169 % Default constructor
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Daniele Nicolodi <nicolodi@science.unitn.it>
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170 obj.hgcontrol=[];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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171 obj.hghandle=[];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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172 obj.hgcontainer=[];
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Daniele Nicolodi <nicolodi@science.unitn.it>
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173 obj=class(orderfields(obj),'jcontrol');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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174 return
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Daniele Nicolodi <nicolodi@science.unitn.it>
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175 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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176
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Daniele Nicolodi <nicolodi@science.unitn.it>
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177
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Daniele Nicolodi <nicolodi@science.unitn.it>
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178 % Check parent
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Daniele Nicolodi <nicolodi@science.unitn.it>
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179 if ishandle(Parent) && Parent==0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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180 % Root given as Parent-create a new figure
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Daniele Nicolodi <nicolodi@science.unitn.it>
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181 container=figure('MenuBar','none');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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182 elseif strcmp(class(Parent),'jcontrol');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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183 % Parent is a jcontrol - use the hgcontainer
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Daniele Nicolodi <nicolodi@science.unitn.it>
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184 container=Parent.hgcontainer;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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185 else
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Daniele Nicolodi <nicolodi@science.unitn.it>
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186 % Use as specified
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Daniele Nicolodi <nicolodi@science.unitn.it>
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187 container=Parent;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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188 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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189
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Daniele Nicolodi <nicolodi@science.unitn.it>
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190 % Check the Parent is a valid handle
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Daniele Nicolodi <nicolodi@science.unitn.it>
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191 if ishandle(container)==0
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Daniele Nicolodi <nicolodi@science.unitn.it>
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192 error('Parent is not a valid handle (has the parent figure been closed?)');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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193 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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194
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Daniele Nicolodi <nicolodi@science.unitn.it>
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195 % Java object
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Daniele Nicolodi <nicolodi@science.unitn.it>
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196 if ischar(Style)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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197 % Create a default object
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Daniele Nicolodi <nicolodi@science.unitn.it>
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198 javaobject=javaObject(Style);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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199 elseif isjava(Style)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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200 % or use supplied object
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Daniele Nicolodi <nicolodi@science.unitn.it>
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201 javaobject=Style;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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202 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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203
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Daniele Nicolodi <nicolodi@science.unitn.it>
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204 % Check we have a valid Style
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Daniele Nicolodi <nicolodi@science.unitn.it>
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205 if isa(javaobject,'java.awt.Window')
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Daniele Nicolodi <nicolodi@science.unitn.it>
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206 error('%s is a top-level container: \n%s\n',...
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Daniele Nicolodi <nicolodi@science.unitn.it>
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207 Style, 'it can not have a MATLAB figure as parent/ancestor');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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208 end
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Daniele Nicolodi <nicolodi@science.unitn.it>
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209
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Daniele Nicolodi <nicolodi@science.unitn.it>
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210 % If so, add callbacks and place in container
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Daniele Nicolodi <nicolodi@science.unitn.it>
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211 [obj.hgcontrol containerHandle]=javacomponent(javaobject,[],container);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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212 % Put a copy of the container handle in obj....
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Daniele Nicolodi <nicolodi@science.unitn.it>
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213 obj.hghandle=containerHandle;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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214 % ... and in the control
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Daniele Nicolodi <nicolodi@science.unitn.it>
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215 s=schema.prop(obj.hgcontrol ,'hghandle','mxArray');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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216 obj.hgcontrol.hghandle=containerHandle;
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Daniele Nicolodi <nicolodi@science.unitn.it>
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217 s.AccessFlags.PublicSet='off';
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Daniele Nicolodi <nicolodi@science.unitn.it>
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218
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Daniele Nicolodi <nicolodi@science.unitn.it>
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219 % Put the container in obj
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Daniele Nicolodi <nicolodi@science.unitn.it>
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220 obj.hgcontainer = handle(containerHandle);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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221
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Daniele Nicolodi <nicolodi@science.unitn.it>
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222 % Construct the instance
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Daniele Nicolodi <nicolodi@science.unitn.it>
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223 obj=class(orderfields(obj),'jcontrol');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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224
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Daniele Nicolodi <nicolodi@science.unitn.it>
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225 % Put a reference to the hgcontrol in the UserData area of the handle
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Daniele Nicolodi <nicolodi@science.unitn.it>
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226 set(containerHandle, 'UserData', obj.hgcontrol);
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Daniele Nicolodi <nicolodi@science.unitn.it>
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227
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Daniele Nicolodi <nicolodi@science.unitn.it>
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228 % Set the properties and return
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Daniele Nicolodi <nicolodi@science.unitn.it>
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229 % Default to normalized
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Daniele Nicolodi <nicolodi@science.unitn.it>
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230 set(obj, 'Units','normalized');
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Daniele Nicolodi <nicolodi@science.unitn.it>
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231 % Set values as requested
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Daniele Nicolodi <nicolodi@science.unitn.it>
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232 if ~isempty(varargin)
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Daniele Nicolodi <nicolodi@science.unitn.it>
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233 set(obj,varargin{:});
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Daniele Nicolodi <nicolodi@science.unitn.it>
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234 return
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Daniele Nicolodi <nicolodi@science.unitn.it>
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235 end